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Technical Data Sheet
PartsTable / MEMORY / 185200-2090
185200-2090 ✓ Verified by PartsTable
— · MEMORY · RDIMM
WHAT YOU NEED TO KNOW
Memory is a hot market right now. DDR5 and DDR4 are extremely volatile with data centers driving availability to extreme lows. Always validate machine type and model. Remember: all RAM is Hynix, Samsung, or Micron underneath OEM labels — use that to find alternatives. Key checks: Check OEM alternatives — all RAM is Hynix/Samsung/Micron underneath. Double-check what you're quoting in volatile market.
HOT market — DDR5/DDR4 extremely volatile
PRODUCT OVERVIEW

IBM 4GB (2 x 2GB) PC2-4200 DDR2 Memory Kit. Key specifications include end_item_identification: AMASS, AIRPORT MOVEMENT AREA SAFETY SYSTEM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-457-4477, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MEMORY→ RDIMM→ 185200-2090
NSN: 7025-01-457-4477
FSC: 7025
CAGE: 21877 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
end_item_identificationAMASS, AIRPORT MOVEMENT AREA SAFETY SYSTEM
NSN7025-01-457-4477
COMPONENT DIAGRAM
ECC 4GB 2Rx4 PC4 — RDIMM OEM NOTCH ~133.35 mm DDR4 RDIMM | 4GB | — | PC4 Notch position = DDR4 generation | DDR3/DDR4/DDR5 physically incompatible RDIMM = Registered (servers) | LRDIMM = Load-Reduced | UDIMM = Unbuffered TITLE DDR4 RDIMM PN 185200-2090 MFR OEM 4GB —
KEY FEATURES
•
4GB Capacity
TYPICAL APPLICATIONS
  • Server memory expansion for virtualization workloads
  • Database performance optimization (in-memory computing)
  • VDI and remote desktop session hosting
  • High-performance computing (HPC) clusters
  • Mail server and collaboration platform scaling
  • Application server tier expansion
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONAMASS, AIRPORT MOVEMENT AREA SAFETY SYSTEM
END ITEM IDENTIFICATIONAMASS, AIRPORT MOVEMENT AREA SAFETY SYSTEM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
C4030Upgraded Successor
successor cross-reference
successor
1313CUpgraded Successor
successor cross-reference
successor
1313Upgraded Successor
successor cross-reference
successor
14071Upgraded Successor
successor cross-reference
successor
1313-0-15-15-18-27-04-0Interchangeable
interchangeable cross-reference
interchangeable
811188-01Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 185200-2090?
185200-2090 is a IBM 4GB (2 x 2GB) PC2-4200 DDR2 Memory Kit. It is classified as a MEMORY (RDIMM).
What parts can replace 185200-2090?
There are 7 known substitutes for 185200-2090: C4030, 1313C, 1313 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 185200-2090?
185200-2090 is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-457-4477. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026